Planning for the weather is an important factor for making your trip to Xetna a success, especially when you’re splurging. The hottest months are usually August and July, with an average temperature of 28°C, while the coldest months are January and February, with an average of 24°C. The rainiest months in Xetna are June, September, October and August, with each month seeing an average of 194 mm of rainfall.